GB291819A - An arrangement for automatically interrupting the network circuit of polyphase motors - Google Patents

An arrangement for automatically interrupting the network circuit of polyphase motors

Info

Publication number
GB291819A
GB291819A GB694/27A GB69427A GB291819A GB 291819 A GB291819 A GB 291819A GB 694/27 A GB694/27 A GB 694/27A GB 69427 A GB69427 A GB 69427A GB 291819 A GB291819 A GB 291819A
Authority
GB
United Kingdom
Prior art keywords
armatures
retaining circuit
phase
arrangement
network circuit
Prior art date
Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
Expired
Application number
GB694/27A
Other languages
English (en)
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Individual
Original Assignee
Individual
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Priority to DEST40772D priority Critical patent/DE460437C/de
Application filed by Individual filed Critical Individual
Priority to GB694/27A priority patent/GB291819A/en
Priority to US161892A priority patent/US1800256A/en
Publication of GB291819A publication Critical patent/GB291819A/en
Expired legal-status Critical Current

Links

Classifications

    • H—ELECTRICITY
    • H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
    • H02H—EMERGENCY PROTECTIVE CIRCUIT ARRANGEMENTS
    • H02H3/00—Emergency protective circuit arrangements for automatic disconnection directly responsive to an undesired change from normal electric working condition with or without subsequent reconnection ; integrated protection
    • H02H3/12—Emergency protective circuit arrangements for automatic disconnection directly responsive to an undesired change from normal electric working condition with or without subsequent reconnection ; integrated protection responsive to underload or no-load
    • H02H3/13—Emergency protective circuit arrangements for automatic disconnection directly responsive to an undesired change from normal electric working condition with or without subsequent reconnection ; integrated protection responsive to underload or no-load for multiphase applications, e.g. phase interruption

Landscapes

  • Breakers (AREA)
  • Protection Of Generators And Motors (AREA)
  • Stopping Of Electric Motors (AREA)
  • Electromagnets (AREA)
GB694/27A 1926-02-28 1927-01-10 An arrangement for automatically interrupting the network circuit of polyphase motors Expired GB291819A (en)

Priority Applications (3)

Application Number Priority Date Filing Date Title
DEST40772D DE460437C (de) 1926-02-28 1926-03-25 Schutzschalter fuer Mehrphasenstromnetze
GB694/27A GB291819A (en) 1926-02-28 1927-01-10 An arrangement for automatically interrupting the network circuit of polyphase motors
US161892A US1800256A (en) 1926-02-28 1927-01-18 Arrangement for the automatic interrupting of the net circuit of multiphase motors

Applications Claiming Priority (3)

Application Number Priority Date Filing Date Title
DD460437X 1926-02-28
DE1800256X 1926-03-24
GB694/27A GB291819A (en) 1926-02-28 1927-01-10 An arrangement for automatically interrupting the network circuit of polyphase motors

Publications (1)

Publication Number Publication Date
GB291819A true GB291819A (en) 1928-06-11

Family

ID=51831960

Family Applications (1)

Application Number Title Priority Date Filing Date
GB694/27A Expired GB291819A (en) 1926-02-28 1927-01-10 An arrangement for automatically interrupting the network circuit of polyphase motors

Country Status (3)

Country Link
US (1) US1800256A (de)
DE (1) DE460437C (de)
GB (1) GB291819A (de)

Families Citing this family (15)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE753230C (de) * 1938-07-15 1953-04-16 Ver Kaliwerke Salzdetfurth A G Schutzschaltung fuer Drehstromverbraucher in Verbindung mit einem Schuetzenschalter
GB549421A (en) * 1941-06-13 1942-11-20 Allen West & Co Ltd Improvements in or relating to relays for protecting electric circuits
US2539832A (en) * 1942-10-26 1951-01-30 Claude M Hathaway Apparatus for producing oscillographic records
US2553949A (en) * 1945-05-09 1951-05-22 Screw Machine Products Co Circuit protecting device for motors and the like
US2486613A (en) * 1945-10-19 1949-11-01 Ite Circuit Breaker Ltd Two-armature selectively retarded electromagnet
US2558524A (en) * 1946-10-04 1951-06-26 North Electric Mfg Company Relay construction
US2559913A (en) * 1947-07-07 1951-07-10 Frank T Foshee Overcurrent protective system for motor circuits
US2632820A (en) * 1949-06-10 1953-03-24 Clark Controller Co Magnetically operated control mechanism
US2609425A (en) * 1949-10-24 1952-09-02 Winifred J Turnupseed Protective system for electrical apparatus connected with polyphase networks
US2767356A (en) * 1952-04-03 1956-10-16 Olsson Gunnar Daniel Multiple armature marginal relay
US2794157A (en) * 1952-12-30 1957-05-28 Allen E Chisholm Polarized snap action magnetic switch
US2838718A (en) * 1953-05-28 1958-06-10 Ite Circuit Breaker Ltd Current limiting protection for contactors
US3001099A (en) * 1959-03-23 1961-09-19 Riley E Larkey Protecting device for three phase motor having shiftable rotor as a part of the assembly
US3139557A (en) * 1960-09-09 1964-06-30 Steelman Electric Mfg Company Overload protection device for polyphase systems
US4068280A (en) * 1976-05-17 1978-01-10 Basile Pietro Automatic circuit restoration device for polyphase feed lines

Also Published As

Publication number Publication date
DE460437C (de) 1928-06-05
US1800256A (en) 1931-04-14

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